This is the Will of God, That You Abstain from Sexual Immorality (1 Thess 4)

This is an outstanding message by John Piper on sexual purity. It works well for singles and married people.

He has several sermons on this topic from desiringgod.org

Best to you..

http://www.desiringgod.org/ResourceLibrary/Sermons/ByDate/2002/108_This_is_the_Will_of_God_for_You_That_You_Abstain_from_Sexual_Immorality/